'sincerely shared' is correct and usable in written English.
You can use it when you want to emphasize the sincerity of what you are sharing. For example: "I sincerely shared my thoughts on the matter with the team."
The pre-publication history for this paper can be accessed here: http://www.biomedcentral.com/1472-6955/11/16/prepub The authors gratefully thank the nurse-anesthetists, and OR nurses who contributed to this study, by sincerely sharing their experiences and thoughts of the checklist performance in the OR.
The second reason is that Republicans in Congress (and some Democrats) sincerely share Mr Netanyahu's sense that Mr Obama is preparing to do a dangerously bad deal with Iran, a country that cannot be trusted to keep its promises.
I sincerely hope he's wrong in thinking most voters share his views.
Consider the sincerely uncomfortable moment shared between the "Fifty Shades of Grey" star Dakota Johnson and her mother, Melanie Griffith, when they were asked by the "Good Morning America" co-host Lara Spencer if Griffith had seen her daughter's film.
Whilst recognising the validity of Professor Lawson's argument, I sincerely believe the shared love Muslims and Christians feel for Jesus can be the basis for mutual understanding and inter-faith dialogue.
We are grateful for our customers and sincerely want to share with them the bounty from the farm.
Yet they seemed sincerely interested, so I happily shared and rambled on about Liberation Theology, Black Theology, James Cone, Cornel West, and a number of other theologians and concepts that I spent so much time with while writing.
He believes something sincerely and shares it, and he specifically doesn't preach a message as much as he aims to give "courage and hope to those who have suffered deeply".
The study participants gave freely of their time and shared personal details with us and we sincerely thank each of them.
Selig, in his statement, acknowledged the players' right to strike but said, "I sincerely hope that they share my strong feelings about the importance of playing the entire season".
